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Beliebt Word Problems >

The sum of a number and the square of that number is 12 . What is the number(s)?

Lösung

T h e s u m o f a n u mb er an d t h e s q u a re o f t ha t n u mb er i s 12 . Wha t i s t h e n u mb er (s) ?

Lösung

The number : 3 or - 4

Schritte zur Lösung

Represent the number with

x

A.T.Q.:

x + x^{2} = 12

Löse nach

x, x + x^{2} = 12 : x = 3, x = - 4

The number : 3 or - 4

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